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  - this list of conditions and the following disclaimer.
  - Redistributions in binary form must reproduce the above copyright
  - notice, this list of conditions and the following disclaimer in the
  - documentation and/or other materials provided with the distribution.
  - Neither the name of the pig4cloud.com developer nor the names of its
  - contributors may be used to endorse or promote products derived from
  - this software without specific prior written permission.
  - Author: seefa
  -->

<template>
  <div class="app-container calendar-list-container">
    <basic-container>
      <avue-crud
        ref="crud"
        :option="tableOption"
        :data="list"
        :page="page"
        v-model="form"
        :table-loading="listLoading"
        :before-open="handleOpenBefore"
        @on-load="getList"
        @search-change="searchChange"
        @refresh-change="refreshChange"
        @size-change="sizeChange"
        @current-change="currentChange"
        @row-update="update"
        @row-save="create">

        <template slot="menuLeft">
          <el-button
            v-if="roleManager_btn_add"
            class="filter-item"
            type="primary"
            icon="el-icon-edit"
            @click="handleCreate">添加
          </el-button>
        </template>
        <template slot="dsScopeForm" slot-scope="scope">
          <div v-if="form.dsType == 1">
            <el-tree
              ref="scopeTree"
              :data="dsScopeData"
              :check-strictly="true"
              :props="defaultProps"
              :default-checked-keys="checkedDsScope"
              class="filter-tree"
              node-key="id"
              highlight-current
              show-checkbox/>
          </div>
        </template>

        <template
          slot="menu"
          slot-scope="scope">
          <el-button
            v-if="roleManager_btn_edit"
            type="text"
            size="mini"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row,scope.index)">编辑
          </el-button>
          <el-button
            v-if="roleManager_btn_del"
            type="text"
            size="mini"
            icon="el-icon-delete"
            @click="handleDelete(scope.row,scope.index)">删除
          </el-button>
          <el-button
            v-if="roleManager_btn_perm"
            type="text"
            size="mini"
            icon="el-icon-plus"
            @click="handlePermission(scope.row,scope.index)">权限
          </el-button>
        </template>
      </avue-crud>
    </basic-container>
    <el-dialog
      :visible.sync="dialogPermissionVisible"
      :close-on-click-modal="false"
      title="分配权限">
      <div class="dialog-main-tree">
      <el-tree
        ref="menuTree"
        :data="treeData"
        :default-checked-keys="checkedKeys"
        :check-strictly="false"
        :props="defaultProps"
        :filter-node-method="filterNode"
        class="filter-tree"
        node-key="id"
        highlight-current
        show-checkbox
        default-expand-all/>
      </div>
      <div slot="footer"
        class="dialog-footer">
        <el-button
          type="primary"
                   size="small"
          @click="updatePermession(roleId)">更 新
        </el-button>
        <el-button
	        type="default"
                   size="small"
          @click="cancal()">取消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { addObj, delObj, fetchList, fetchRoleTree, permissionUpd, putObj } from '@/api/admin/role'
import { tableOption } from '@/const/crud/admin/role'
import { fetchTree } from '@/api/admin/dept'
import { fetchMenuTree } from '@/api/admin/menu'
import { mapGetters } from 'vuex'

export default {
  name: 'TableRole',
  data() {
    return {
      searchForm: {},
      tableOption: tableOption,
      dsScopeData: [],
      treeData: [],
      checkedKeys: [],
      checkedDsScope: [],
      defaultProps: {
        label: 'name',
        value: 'id'
      },
      page: {
        total: 0, // 总页数
        currentPage: 1, // 当前页数
        pageSize: 20 // 每页显示多少条
      },
      menuIds: '',
      list: [],
      listLoading: true,
      form: {},
      roleId: undefined,
      roleCode: undefined,
      rolesOptions: undefined,
      dialogPermissionVisible: false,
      roleManager_btn_add: false,
      roleManager_btn_edit: false,
      roleManager_btn_del: false,
      roleManager_btn_perm: false
    }
  },
  created() {
    this.roleManager_btn_add = this.permissions['sys_role_add']
    this.roleManager_btn_edit = this.permissions['sys_role_edit']
    this.roleManager_btn_del = this.permissions['sys_role_del']
    this.roleManager_btn_perm = this.permissions['sys_role_perm']
  },
  computed: {
    ...mapGetters(['elements', 'permissions'])
  },
  methods: {
    getList(page, params) {
      this.listLoading = true
      fetchList(Object.assign({
        current: page.currentPage,
        size: page.pageSize
      }, params, this.searchForm)).then(response => {
        this.list = response.data.data.records
        this.page.total = response.data.data.total
        this.listLoading = false
      }).catch(() => {
        this.listLoading = false
      })
    },
    refreshChange() {
      this.getList(this.page)
    },
    searchChange(form, done) {
      this.searchForm = form
      this.getList(this.page, form)
      done()
    },
    sizeChange(pageSize){
      this.page.pageSize = pageSize
    },
    currentChange(current){
      this.page.currentPage = current
    },
    handleCreate() {
      this.$refs.crud.rowAdd()
    },
    handleOpenBefore(show) {
      fetchTree().then(response => {
        this.dsScopeData = response.data.data
        if (this.form.dsScope) {
          this.checkedDsScope = (this.form.dsScope).split(',')
        } else {
          this.checkedDsScope = []
        }
      })
      show()
    },
    handleUpdate(row, index) {
      this.$refs.crud.rowEdit(row, index)
    },
      cancal () {
        this.dialogPermissionVisible = false;
      },
    handlePermission(row) {
      fetchRoleTree(row.roleId)
        .then(response => {
          this.checkedKeys = response.data.data
          return fetchMenuTree()
        })
        .then(response => {
          this.treeData = response.data.data
          // 解析出所有的太监节点
          this.checkedKeys = this.resolveAllEunuchNodeId(this.treeData, this.checkedKeys, [])
          this.dialogPermissionVisible = true
          this.roleId = row.roleId
          this.roleCode = row.roleCode
        })
    },
    /**
       * 解析出所有的太监节点id
       * @param json 待解析的json串
       * @param idArr 原始节点数组
       * @param temp 临时存放节点id的数组
       * @return 太监节点id数组
       */
    resolveAllEunuchNodeId(json, idArr, temp) {
      for (let i = 0; i < json.length; i++) {
        const item = json[i]
        // 存在子节点，递归遍历;不存在子节点，将json的id添加到临时数组中
        if (item.children && item.children.length !== 0) {
          this.resolveAllEunuchNodeId(item.children, idArr, temp)
        } else {
          temp.push(idArr.filter(id => id === item.id))
        }
      }
      return temp
    },
    filterNode(value, data) {
      if (!value) return true
      return data.label.indexOf(value) !== -1
    },
    getNodeData(data, done) {
      done()
    },
    handleDelete(row, index) {
      var _this = this
      this.$confirm('是否确认删除名称为"' + row.roleName + '"' + '"的数据项?', '警告', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(function() {
        return delObj(row.roleId)
      }).then(() => {
        this.getList(this.page)
        this.$notify.success('删除成功')
      })
    },
    create(row, done, loading) {
      if (this.form.dsType === 1) {
        this.form.dsScope = this.$refs.scopeTree.getCheckedKeys().join(',')
      }
      addObj(this.form).then(() => {
        this.getList(this.page)
        done()
        this.$notify.success('创建成功')
      }).catch(() => {
        loading()
      })
    },
    update(row, index, done, loading) {
      if (this.form.dsType === 1) {
        this.form.dsScope = this.$refs.scopeTree.getCheckedKeys().join(',')
      }
      putObj(this.form).then(() => {
        this.getList(this.page)
        done()
        this.$notify.success('修改成功')
      }).catch(() => {
        loading()
      })
    },
    updatePermession (roleId) {
        this.menuIds = ''
        this.menuIds = this.$refs.menuTree.getCheckedKeys().join(',').concat(',').concat(this.$refs.menuTree.getHalfCheckedKeys().join(','))
        permissionUpd(roleId, this.menuIds).then(() => {
            this.dialogPermissionVisible = false
            this.$store.dispatch('GetMenu', {type:false})
            this.$notify.success('修改成功')
        })
    }
  }
}
</script>

<style lang="scss" scoped>
  .el-dialog__wrapper {
  .el-dialog {
    width: 61% !important;
  .dialog-main-tree {
    max-height: 400px;
    overflow-y: auto;
  }
  }
  .el-form-item__label {
    width: 20% !important;
    padding-right: 20px;
  }
  .el-form-item__content {
    margin-left: 20% !important;
  }
  }
</style>
